trouble starting on 1993 Pontiac Bonneville

Have a pontiac Bonneville every so often it will not start battery is dead battery checks out good alternator checks good starter cables tight dash gauges goes in and out bit still seems to show charging.

by in Detroit, MI on December 09, 2009
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1 answer
ANSWER by , December 14, 2009
Sometimes a battery can have a intermittent cell shorting out and will drain the battery and not do it again for a week or two